iButton™ Serial Number
MIKROE-3047 - iButton™ Serial Number
DS1990A is a unique serial number identification iButton™. The iButton is a technology based on the one-wire communication protocol, and a chip packed in a robust stainless-steel casing. This button shaped device has two contacts - the lid and the base. These contacts carry the necessary connections down to a sensitive silicone chip, embedded inside the metal button.
- Applications:Password Protected Data
- Memory Size:8B
- Memory Type:ROM
- Operating Temperature:-40°C ~ 85°C